<http://schema.org/headline>
"T\u1EA1i sao n\u00EAn \u0103n s\u00F4c\u00F4la h\u00E0ng ng\u00E0y?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.baomoi.com/tai-sao-nen-an-socola-hang-ngay/c/20610639.epi>